Exercise 8. Раскройте скобки, заменив инфинитив соответствующей формой глагола в Present Perfect или Past
Perfect.
1. This young man (to work) at the factory before he entered
the university. 2. The football match (to begin) by the time I could
get to the stadium. 3. I am not feeling well, I (to catch) a cold.
4. After the doctor (to examine) the patient he wrote out a
prescription. 5. Her son (not to return) from school yet. 6. Peter is
absent today, he (to fall) ill. 7. The teacher (to explain) the students
their homework before the bell rang. 8. I (to translate) this article by
the time you came. 9. Jack just (to go) to the station to meet his elder
brother. 10. The scientist (to finish) this experiment by 5 o’clock
yesterday.​

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